DIE WELT (Germany), PNAS (USA) Worldcrunch PISA – Take a guess how many types of medication you have in your medicine chest. Fifty? A few hundred? Medication is a banality in our day – but things looked very different 2000 years ago when there were no pharmaceutical giants and mass production facilities. Hippocrates had to […]
Tag: pnas
For many researchers, one measure of intelligence is the ratio of brain size to body weight. But that would mean that the tiny mammal known as the shrew would be capable of great intellectual accomplishments, which it is not presently known for. Why is this? A human brain weighs 1.3 to 1.5 kilos (2.9 to […]